Maxim Rudmin
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View article: The geologic history of marine dissolved organic carbon from iron oxides
The geologic history of marine dissolved organic carbon from iron oxides Open
Dissolved organic carbon (DOC) is the largest reduced carbon reservoir in modern oceans 1,2 . Its dynamics regulate marine communities and atmospheric CO 2 levels 3,4 , whereas 13 C compositions track ecosystem structure and autotrophic me…
View article: Authigenic pyrite from the Laptev Sea continental slope: the impact of methane seepage activity
Authigenic pyrite from the Laptev Sea continental slope: the impact of methane seepage activity Open
Relevance. Pyrite is one of the most widespread authigenic minerals both in methane fluid seepage zones and in marine sedimentary systems in general, highlighting its importance in early diagenetic processes. Studying the mechanisms of its…
View article: Exploring reverse silicate weathering across geological time: a review
Exploring reverse silicate weathering across geological time: a review Open
Marine clay mineral authigenesis, referred to as reverse (silicate) weathering, is one of the first-order controls on seawater pH through the generation of acidity and thus plays a significant role in controlling carbon cycling between mar…
View article: Sulfosalts and Sulfates in the Epithermal Au-Ag-Te Emmy Deposit (Khabarovsk Territory, Far East of Russia): Implications for the Mineralization Process
Sulfosalts and Sulfates in the Epithermal Au-Ag-Te Emmy Deposit (Khabarovsk Territory, Far East of Russia): Implications for the Mineralization Process Open
This study considers the features of the chemical composition, internal structure, and oscillatory zoning of sulfosalts and sulfates in the epithermal high–intermediate-sulfidation-type Au-Ag-Te Emmy deposit (Khabarovsk Territory, Russia).…
View article: Tribological properties of silicon carbide ceramic surfaces modified by polishing, grinding and laser radiation
Tribological properties of silicon carbide ceramic surfaces modified by polishing, grinding and laser radiation Open
In this work, we experimentally studied the influence of the texture of silicone carbide (SiC) ceramics formed by traditional (grinding and polishing) and promising (laser radiation) treatment methods on tribological properties (the fricti…
View article: Glauconite-Based Nanocomposites with Zn/Cu/B: Multifunctional Micronutrient Fertilizers
Glauconite-Based Nanocomposites with Zn/Cu/B: Multifunctional Micronutrient Fertilizers Open
The full potential of glauconite-based nanocomposites as micronutrient fertilizers remains underexplored, particularly their interaction with Zn, Cu, and B. Despite the promising applications, the mechanisms of nutrient sorption and their …
View article: Sulfides, Sulfosalts and Sulfates in the Epithermal Au-Ag-Te Emmy Deposit (Khabarovsk Territory), Far East, Russia: Implications for the Mineralization Process
Sulfides, Sulfosalts and Sulfates in the Epithermal Au-Ag-Te Emmy Deposit (Khabarovsk Territory), Far East, Russia: Implications for the Mineralization Process Open
This study considers the features of the chemical composition, internal structure, and oscillatory zoning of sulfides, sulfosalts and sulfates in the epithermal high-intermediate sulfidation type Au-Ag-Te Emmy deposit (Khabarovsk Territory…
View article: The geologic history of marine dissolved organic carbonfrom iron oxides
The geologic history of marine dissolved organic carbonfrom iron oxides Open
Dissolved organic carbon (DOC) is the largest reduced carbon reservoir in modern oceans¹,². Its dynamics regulate marine communities and atmospheric CO₂ levels³,⁴, whereas ¹³C compositions track ecosystem structure and autotrophic metaboli…
View article: Origin of iron-rich minerals, ooids and pisoids in the Jurassic ooidal ironstones of the Labino-Malkin region (Caucasus)
Origin of iron-rich minerals, ooids and pisoids in the Jurassic ooidal ironstones of the Labino-Malkin region (Caucasus) Open
This study investigates the Middle Jurassic rocks of the Labino-Malkin zone (Caucasus), represented by ooidal ironstones, biogenic limestones, and nodular phosphorites. All rocks contain ooids/pisoids. Based on the mineral composition, nin…
View article: Rare Earth Elements in Sediments from the Laptev Sea Shelf: Insight into Sources and Distribution Factors
Rare Earth Elements in Sediments from the Laptev Sea Shelf: Insight into Sources and Distribution Factors Open
The study of rare earth elements (REEs) in marine sediments is a powerful geochemical tool for determining depositional processes and sediment provenance, as well as for understanding paleoenvironmental changes. In this context, we present…
View article: Granulation of nanocomposites based on glauconite and urea: binding materials and characterization of activated mineral fertilisers
Granulation of nanocomposites based on glauconite and urea: binding materials and characterization of activated mineral fertilisers Open
Relevance. Development of controlled release fertilisers and their granulation is at the forefront of agriculture and environment. With growing world population and increasing food demand, agriculture faces the challenge of efficient resou…
View article: The first identification of cronstedtite in Cu–Ni–PGE ores of the Talnakh intrusion
The first identification of cronstedtite in Cu–Ni–PGE ores of the Talnakh intrusion Open
View article: Zinc-Intercalated Halloysite Nanotubes as Potential Nanocomposite Fertilizers with Targeted Delivery of Micronutrients
Zinc-Intercalated Halloysite Nanotubes as Potential Nanocomposite Fertilizers with Targeted Delivery of Micronutrients Open
This study reports on the development of nanocomposites utilizing a mineral inhibitor and a micronutrient filler. The objective was to produce a slow release fertilizer, with zinc sulfate as the filler and halloysite nanotubes as the inhib…
View article: The main stages of ore formation of the Svetloe epithermal gold deposit (Khabarovsk Region) based on the study of the mineral composition of metasomatic rocks and ores
The main stages of ore formation of the Svetloe epithermal gold deposit (Khabarovsk Region) based on the study of the mineral composition of metasomatic rocks and ores Open
The study of the spatiotemporal relationships of metasomatites and ores of various zones of the epithermal Au-Ag deposit Svetloe (Khabarovsk Region) using a traditional mineralogical and petrographic approach made it possible to establish …
View article: Characterisation and Environmental Significance of Glauconite from Mining Waste of the Egorievsk Phosphorite Deposit
Characterisation and Environmental Significance of Glauconite from Mining Waste of the Egorievsk Phosphorite Deposit Open
This article presents the results of a study of glauconite obtained from phosphate rock waste. The aim is to study the morphological, structural and chemical characteristics of glauconite and to determine the potential for secondary use of…
View article: Preparation, Features, and Efficiency of Nanocomposite Fertilisers Based on Glauconite and Ammonium Dihydrogen Phosphate
Preparation, Features, and Efficiency of Nanocomposite Fertilisers Based on Glauconite and Ammonium Dihydrogen Phosphate Open
This paper studies the chemical and mechanochemical preparation of glauconite with ammonium dihydrogen phosphate (ADP) nanocomposites with a ratio of 9:1 in the vol.% and wt.%, respectively. The methods include X-ray diffraction analysis, …
View article: The first identification of cronstedtite in Cu–Ni–PGE ores of the Talnakh intrusion
The first identification of cronstedtite in Cu–Ni–PGE ores of the Talnakh intrusion Open
We present new mineralogical data of cronstedtite from the Southern-2 orebody, located in the South-Western branch of the Talnakh intrusion (Noril'sk camp) composed of massive sulfides in which the total amount of oxides and silicates does…
View article: Ancient Aeolian Reservoirs of the East Siberia Craton
Ancient Aeolian Reservoirs of the East Siberia Craton Open
Fine-grained strata deposited on the Eastern Siberian craton are predominantly considered to mainly consist of Neoproterozoic sandstones. Clastic rocks near the unconformity border of the Ediacaran and the Riphean are represented by sandst…
View article: Origin of Upper Cretaceous marine ironstones of Ayat Formation (Turgay depression, Northern Kazakhstan)
Origin of Upper Cretaceous marine ironstones of Ayat Formation (Turgay depression, Northern Kazakhstan) Open
This work studies the mineralogical and geochemical features of ooidal ironstone formation of the Upper Cretaceous Ayat Formation located in the Turgay depression (Kazakhstan). The origin of ooidal ironstone deposits has been the subject o…
View article: ОСОБЕННОСТИ ВЕЩЕСТВЕННОГО СОСТАВА И УСЛОВИЯ ФОРМИРОВАНИЯ МЕДНОЙ МИНЕРАЛЬНОЙ АССОЦИАЦИИ БАРАНЬЕВСКОГО ЭПИТЕРМАЛЬНОГО МЕСТОРОЖДЕНИЯ (ЦЕНТРАЛЬНАЯ КАМЧАТКА)
ОСОБЕННОСТИ ВЕЩЕСТВЕННОГО СОСТАВА И УСЛОВИЯ ФОРМИРОВАНИЯ МЕДНОЙ МИНЕРАЛЬНОЙ АССОЦИАЦИИ БАРАНЬЕВСКОГО ЭПИТЕРМАЛЬНОГО МЕСТОРОЖДЕНИЯ (ЦЕНТРАЛЬНАЯ КАМЧАТКА) Open
Актуальность настоящего исследования обусловлена дефицитом информации о поведении и формах нахождения нетрадиционных видов полезных ископаемых в качестве рассеянных металлов (-идов), таких как теллур, висмут, селен (TBS-микроэлементов), за…
View article: Self-Lubricating Effect of WC/Y–TZP–Al2O3 Hybrid Ceramic–Matrix Composites with Dispersed Hadfield Steel Particles during High-Speed Sliding against an HSS Disk
Self-Lubricating Effect of WC/Y–TZP–Al2O3 Hybrid Ceramic–Matrix Composites with Dispersed Hadfield Steel Particles during High-Speed Sliding against an HSS Disk Open
WC/Y–TZP–Al2O3 hybrid ceramic–matrix composites (CMCs) with dispersed Hadfield steel particles were sintered and then tested at sliding speeds in the range of 7–37 m/s and contact pressure 5 MPa. Fast and low-temperature sinter-forging all…
View article: СИДЕРИТ МОРСКИХ ООИДОВЫХ ЖЕЛЕЗНЯКОВ БАКЧАРСКОГО МЕСТОРОЖДЕНИЯ КАК ИНДИКАТОР СПЕЦИФИЧЕСКОГО ЛИТОГЕНЕЗА
СИДЕРИТ МОРСКИХ ООИДОВЫХ ЖЕЛЕЗНЯКОВ БАКЧАРСКОГО МЕСТОРОЖДЕНИЯ КАК ИНДИКАТОР СПЕЦИФИЧЕСКОГО ЛИТОГЕНЕЗА Open
Актуальность. Рассматриваются условия формирования сидерита в обстановке накопления морских железняков Бакчарского месторождения. Генезис месторождений морских железняков, включая их взаимосвязь с другими месторождениями полезных ископаемы…
View article: МИНЕРАЛОГО-ГЕОХИМИЧЕСКИЕ ОСОБЕННОСТИ ВЕРХНЕМЕЛОВЫХ МОРСКИХ ЖЕЛЕЗНЯКОВ АЯТСКОЙ СВИТЫ (ТУРГАЙСКИЙ ПРОГИБ)
МИНЕРАЛОГО-ГЕОХИМИЧЕСКИЕ ОСОБЕННОСТИ ВЕРХНЕМЕЛОВЫХ МОРСКИХ ЖЕЛЕЗНЯКОВ АЯТСКОЙ СВИТЫ (ТУРГАЙСКИЙ ПРОГИБ) Open
Ссылка для цитирования: Максимов П.Н., Рудмин М.А. Минералого-геохимические особенности верхнемеловых морских железняков аятской свиты (Тургайский прогиб) // Известия Томского политехнического университета. Инжиниринг георесурсов. – 2022. …
View article: Mechanical Activation of Smectite-Based Nanocomposites for Creation of Smart Fertilizers
Mechanical Activation of Smectite-Based Nanocomposites for Creation of Smart Fertilizers Open
This research presents the mechanical creation of smart fertilizers from a mixture of smectite and urea in a 3:2 ratio by using the planetary milling technique. The smectite–urea composites show intercalation between urea and mineral, whic…
View article: Ancient Aeolian Reservoirs of the East Siberia Craton
Ancient Aeolian Reservoirs of the East Siberia Craton Open
View article: ГЕОХИМИЧЕСКИЕ ОСОБЕННОСТИ ДОННЫХ ОСАДКОВ В ОБЛАСТЯХ РАЗГРУЗКИ МЕТАН-СОДЕРЖАЩИХ ФЛЮИДОВ НА ВНЕШНЕМ ШЕЛЬФЕ МОРЯ ЛАПТЕВЫХ
ГЕОХИМИЧЕСКИЕ ОСОБЕННОСТИ ДОННЫХ ОСАДКОВ В ОБЛАСТЯХ РАЗГРУЗКИ МЕТАН-СОДЕРЖАЩИХ ФЛЮИДОВ НА ВНЕШНЕМ ШЕЛЬФЕ МОРЯ ЛАПТЕВЫХ Open
Ссылка для цитирования: Геохимические особенности донных осадков в областях разгрузки метан-содержащих флюидов на внешнем шельфе моря Лаптевых / А.С. Рубан, М.А. Рудмин, А.К. Мазуров, Я.В. Милевский, И.П. Семилетов, Е.В. Гершелис, О.В. Дуд…
View article: Single-walled carbon nanotube-reinforced composites based on ZrO2 obtained by vacuum pressureless sintering
Single-walled carbon nanotube-reinforced composites based on ZrO2 obtained by vacuum pressureless sintering Open
The results of a study of sintered composites based on yttria-stabilized zirconia (ZrO2) reinforced with single-walled carbon nanotubes (SWCNTs) are presented in this paper. Mixing of ZrO2 nanopowder with SWCNTs was carried out in ethanol …
View article: ЗОЛОТО В РУДАХ ЗОЛОТО-КОЛЧЕДАННОГО МЕСТОРОЖДЕНИЯ АБЫЗ (ЦЕНТРАЛЬНЫЙ КАЗАХСТАН)
ЗОЛОТО В РУДАХ ЗОЛОТО-КОЛЧЕДАННОГО МЕСТОРОЖДЕНИЯ АБЫЗ (ЦЕНТРАЛЬНЫЙ КАЗАХСТАН) Open
Ссылка для цитирования: Золото в рудах золото-колчеданного месторождения Абыз (Центральный Казахстан) / А.К. Мазуров, А.Н. Николаева, М.А. Рудмин, Т.Ю. Якич, А.С. Рубан, Ш.Ж. Байболова // Известия Томского политехнического университета. Ин…
View article: Palaeo-environmental evolution of Central Asia during the Cenozoic: new insights from the continental sedimentary archive of the Valley of Lakes (Mongolia)
Palaeo-environmental evolution of Central Asia during the Cenozoic: new insights from the continental sedimentary archive of the Valley of Lakes (Mongolia) Open
The Valley of Lakes basin (Mongolia) contains a unique continental sedimentary archive, suitable for constraining the influence of tectonics and climate change on the aridification of Central Asia in the Cenozoic. We identify the sedimenta…
View article: Depositional Conditions of Cretaceous Ironstones Deposit in the Chulym-Yenisey Basin (Western Siberia)
Depositional Conditions of Cretaceous Ironstones Deposit in the Chulym-Yenisey Basin (Western Siberia) Open
This study reconstructs the depositional conditions of ironstones within the Chulym-Yenisey basin and assesses the iron source. The detrital minerals of the studied deposits include quartz and feldspar. The authigenic minerals are goethite…